/usr/share/gocode/src/launchpad.net/gocheck/checkers_test.go is in golang-gocheck-dev 0.0~bzr20131118+85-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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import (
"errors"
"launchpad.net/gocheck"
"reflect"
"runtime"
)
type CheckersS struct{}
var _ = gocheck.Suite(&CheckersS{})
func testInfo(c *gocheck.C, checker gocheck.Checker, name string, paramNames []string) {
info := checker.Info()
if info.Name != name {
c.Fatalf("Got name %s, expected %s", info.Name, name)
}
if !reflect.DeepEqual(info.Params, paramNames) {
c.Fatalf("Got param names %#v, expected %#v", info.Params, paramNames)
}
}
func testCheck(c *gocheck.C, checker gocheck.Checker, result bool, error string, params ...interface{}) ([]interface{}, []string) {
info := checker.Info()
if len(params) != len(info.Params) {
c.Fatalf("unexpected param count in test; expected %d got %d", len(info.Params), len(params))
}
names := append([]string{}, info.Params...)
result_, error_ := checker.Check(params, names)
if result_ != result || error_ != error {
c.Fatalf("%s.Check(%#v) returned (%#v, %#v) rather than (%#v, %#v)",
info.Name, params, result_, error_, result, error)
}
return params, names
}
func (s *CheckersS) TestComment(c *gocheck.C) {
bug := gocheck.Commentf("a %d bc", 42)
comment := bug.CheckCommentString()
if comment != "a 42 bc" {
c.Fatalf("Commentf returned %#v", comment)
}
}
func (s *CheckersS) TestIsNil(c *gocheck.C) {
testInfo(c, gocheck.IsNil, "IsNil", []string{"value"})
testCheck(c, gocheck.IsNil, true, "", nil)
testCheck(c, gocheck.IsNil, false, "", "a")
testCheck(c, gocheck.IsNil, true, "", (chan int)(nil))
testCheck(c, gocheck.IsNil, false, "", make(chan int))
testCheck(c, gocheck.IsNil, true, "", (error)(nil))
testCheck(c, gocheck.IsNil, false, "", errors.New(""))
testCheck(c, gocheck.IsNil, true, "", ([]int)(nil))
testCheck(c, gocheck.IsNil, false, "", make([]int, 1))
testCheck(c, gocheck.IsNil, false, "", int(0))
}
func (s *CheckersS) TestNotNil(c *gocheck.C) {
testInfo(c, gocheck.NotNil, "NotNil", []string{"value"})
testCheck(c, gocheck.NotNil, false, "", nil)
testCheck(c, gocheck.NotNil, true, "", "a")
testCheck(c, gocheck.NotNil, false, "", (chan int)(nil))
testCheck(c, gocheck.NotNil, true, "", make(chan int))
testCheck(c, gocheck.NotNil, false, "", (error)(nil))
testCheck(c, gocheck.NotNil, true, "", errors.New(""))
testCheck(c, gocheck.NotNil, false, "", ([]int)(nil))
testCheck(c, gocheck.NotNil, true, "", make([]int, 1))
}
func (s *CheckersS) TestNot(c *gocheck.C) {
testInfo(c, gocheck.Not(gocheck.IsNil), "Not(IsNil)", []string{"value"})
testCheck(c, gocheck.Not(gocheck.IsNil), false, "", nil)
testCheck(c, gocheck.Not(gocheck.IsNil), true, "", "a")
}
type simpleStruct struct {
i int
}
func (s *CheckersS) TestEquals(c *gocheck.C) {
testInfo(c, gocheck.Equals, "Equals", []string{"obtained", "expected"})
// The simplest.
testCheck(c, gocheck.Equals, true, "", 42, 42)
testCheck(c, gocheck.Equals, false, "", 42, 43)
// Different native types.
testCheck(c, gocheck.Equals, false, "", int32(42), int64(42))
// With nil.
testCheck(c, gocheck.Equals, false, "", 42, nil)
// Slices
testCheck(c, gocheck.Equals, false, "runtime error: comparing uncomparable type []uint8", []byte{1, 2}, []byte{1, 2})
// Struct values
testCheck(c, gocheck.Equals, true, "", simpleStruct{1}, simpleStruct{1})
testCheck(c, gocheck.Equals, false, "", simpleStruct{1}, simpleStruct{2})
// Struct pointers
testCheck(c, gocheck.Equals, false, "", &simpleStruct{1}, &simpleStruct{1})
testCheck(c, gocheck.Equals, false, "", &simpleStruct{1}, &simpleStruct{2})
}
func (s *CheckersS) TestDeepEquals(c *gocheck.C) {
testInfo(c, gocheck.DeepEquals, "DeepEquals", []string{"obtained", "expected"})
// The simplest.
testCheck(c, gocheck.DeepEquals, true, "", 42, 42)
testCheck(c, gocheck.DeepEquals, false, "", 42, 43)
// Different native types.
testCheck(c, gocheck.DeepEquals, false, "", int32(42), int64(42))
// With nil.
testCheck(c, gocheck.DeepEquals, false, "", 42, nil)
// Slices
testCheck(c, gocheck.DeepEquals, true, "", []byte{1, 2}, []byte{1, 2})
testCheck(c, gocheck.DeepEquals, false, "", []byte{1, 2}, []byte{1, 3})
// Struct values
testCheck(c, gocheck.DeepEquals, true, "", simpleStruct{1}, simpleStruct{1})
testCheck(c, gocheck.DeepEquals, false, "", simpleStruct{1}, simpleStruct{2})
// Struct pointers
testCheck(c, gocheck.DeepEquals, true, "", &simpleStruct{1}, &simpleStruct{1})
testCheck(c, gocheck.DeepEquals, false, "", &simpleStruct{1}, &simpleStruct{2})
}
func (s *CheckersS) TestHasLen(c *gocheck.C) {
testInfo(c, gocheck.HasLen, "HasLen", []string{"obtained", "n"})
testCheck(c, gocheck.HasLen, true, "", "abcd", 4)
testCheck(c, gocheck.HasLen, true, "", []int{1, 2}, 2)
testCheck(c, gocheck.HasLen, false, "", []int{1, 2}, 3)
testCheck(c, gocheck.HasLen, false, "n must be an int", []int{1, 2}, "2")
testCheck(c, gocheck.HasLen, false, "obtained value type has no length", nil, 2)
}
func (s *CheckersS) TestErrorMatches(c *gocheck.C) {
testInfo(c, gocheck.ErrorMatches, "ErrorMatches", []string{"value", "regex"})
testCheck(c, gocheck.ErrorMatches, false, "Error value is nil", nil, "some error")
testCheck(c, gocheck.ErrorMatches, false, "Value is not an error", 1, "some error")
testCheck(c, gocheck.ErrorMatches, true, "", errors.New("some error"), "some error")
testCheck(c, gocheck.ErrorMatches, true, "", errors.New("some error"), "so.*or")
// Verify params mutation
params, names := testCheck(c, gocheck.ErrorMatches, false, "", errors.New("some error"), "other error")
c.Assert(params[0], gocheck.Equals, "some error")
c.Assert(names[0], gocheck.Equals, "error")
}
func (s *CheckersS) TestMatches(c *gocheck.C) {
testInfo(c, gocheck.Matches, "Matches", []string{"value", "regex"})
// Simple matching
testCheck(c, gocheck.Matches, true, "", "abc", "abc")
testCheck(c, gocheck.Matches, true, "", "abc", "a.c")
// Must match fully
testCheck(c, gocheck.Matches, false, "", "abc", "ab")
testCheck(c, gocheck.Matches, false, "", "abc", "bc")
// String()-enabled values accepted
testCheck(c, gocheck.Matches, true, "", reflect.ValueOf("abc"), "a.c")
testCheck(c, gocheck.Matches, false, "", reflect.ValueOf("abc"), "a.d")
// Some error conditions.
testCheck(c, gocheck.Matches, false, "Obtained value is not a string and has no .String()", 1, "a.c")
testCheck(c, gocheck.Matches, false, "Can't compile regex: error parsing regexp: missing closing ]: `[c$`", "abc", "a[c")
}
func (s *CheckersS) TestPanics(c *gocheck.C) {
testInfo(c, gocheck.Panics, "Panics", []string{"function", "expected"})
// Some errors.
testCheck(c, gocheck.Panics, false, "Function has not panicked", func() bool { return false }, "BOOM")
testCheck(c, gocheck.Panics, false, "Function must take zero arguments", 1, "BOOM")
// Plain strings.
testCheck(c, gocheck.Panics, true, "", func() { panic("BOOM") }, "BOOM")
testCheck(c, gocheck.Panics, false, "", func() { panic("KABOOM") }, "BOOM")
testCheck(c, gocheck.Panics, true, "", func() bool { panic("BOOM") }, "BOOM")
// Error values.
testCheck(c, gocheck.Panics, true, "", func() { panic(errors.New("BOOM")) }, errors.New("BOOM"))
testCheck(c, gocheck.Panics, false, "", func() { panic(errors.New("KABOOM")) }, errors.New("BOOM"))
type deep struct{ i int }
// Deep value
testCheck(c, gocheck.Panics, true, "", func() { panic(&deep{99}) }, &deep{99})
// Verify params/names mutation
params, names := testCheck(c, gocheck.Panics, false, "", func() { panic(errors.New("KABOOM")) }, errors.New("BOOM"))
c.Assert(params[0], gocheck.ErrorMatches, "KABOOM")
c.Assert(names[0], gocheck.Equals, "panic")
// Verify a nil panic
testCheck(c, gocheck.Panics, true, "", func() { panic(nil) }, nil)
testCheck(c, gocheck.Panics, false, "", func() { panic(nil) }, "NOPE")
}
func (s *CheckersS) TestPanicMatches(c *gocheck.C) {
testInfo(c, gocheck.PanicMatches, "PanicMatches", []string{"function", "expected"})
// Error matching.
testCheck(c, gocheck.PanicMatches, true, "", func() { panic(errors.New("BOOM")) }, "BO.M")
testCheck(c, gocheck.PanicMatches, false, "", func() { panic(errors.New("KABOOM")) }, "BO.M")
// Some errors.
testCheck(c, gocheck.PanicMatches, false, "Function has not panicked", func() bool { return false }, "BOOM")
testCheck(c, gocheck.PanicMatches, false, "Function must take zero arguments", 1, "BOOM")
// Plain strings.
testCheck(c, gocheck.PanicMatches, true, "", func() { panic("BOOM") }, "BO.M")
testCheck(c, gocheck.PanicMatches, false, "", func() { panic("KABOOM") }, "BOOM")
testCheck(c, gocheck.PanicMatches, true, "", func() bool { panic("BOOM") }, "BO.M")
// Verify params/names mutation
params, names := testCheck(c, gocheck.PanicMatches, false, "", func() { panic(errors.New("KABOOM")) }, "BOOM")
c.Assert(params[0], gocheck.Equals, "KABOOM")
c.Assert(names[0], gocheck.Equals, "panic")
// Verify a nil panic
testCheck(c, gocheck.PanicMatches, false, "Panic value is not a string or an error", func() { panic(nil) }, "")
}
func (s *CheckersS) TestFitsTypeOf(c *gocheck.C) {
testInfo(c, gocheck.FitsTypeOf, "FitsTypeOf", []string{"obtained", "sample"})
// Basic types
testCheck(c, gocheck.FitsTypeOf, true, "", 1, 0)
testCheck(c, gocheck.FitsTypeOf, false, "", 1, int64(0))
// Aliases
testCheck(c, gocheck.FitsTypeOf, false, "", 1, errors.New(""))
testCheck(c, gocheck.FitsTypeOf, false, "", "error", errors.New(""))
testCheck(c, gocheck.FitsTypeOf, true, "", errors.New("error"), errors.New(""))
// Structures
testCheck(c, gocheck.FitsTypeOf, false, "", 1, simpleStruct{})
testCheck(c, gocheck.FitsTypeOf, false, "", simpleStruct{42}, &simpleStruct{})
testCheck(c, gocheck.FitsTypeOf, true, "", simpleStruct{42}, simpleStruct{})
testCheck(c, gocheck.FitsTypeOf, true, "", &simpleStruct{42}, &simpleStruct{})
// Some bad values
testCheck(c, gocheck.FitsTypeOf, false, "Invalid sample value", 1, interface{}(nil))
testCheck(c, gocheck.FitsTypeOf, false, "", interface{}(nil), 0)
}
func (s *CheckersS) TestImplements(c *gocheck.C) {
testInfo(c, gocheck.Implements, "Implements", []string{"obtained", "ifaceptr"})
var e error
var re runtime.Error
testCheck(c, gocheck.Implements, true, "", errors.New(""), &e)
testCheck(c, gocheck.Implements, false, "", errors.New(""), &re)
// Some bad values
testCheck(c, gocheck.Implements, false, "ifaceptr should be a pointer to an interface variable", 0, errors.New(""))
testCheck(c, gocheck.Implements, false, "ifaceptr should be a pointer to an interface variable", 0, interface{}(nil))
testCheck(c, gocheck.Implements, false, "", interface{}(nil), &e)
}
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